Complete Kits

TacFire BU-308-10 .308 Win 10" Upper Receiver Build Kit with Bolt Carrier Group Assembled

TacFire BU-308-10 .308 Win 10" Upper Receiver Build Kit with Bolt Carrier Group Assembled The TacFire BU-308-10 .308 Win 10" Upper Receiver Build Kit with Bolt Carrier Group Assembled is a complete upper receiver kit that includes everything you need to...

Tacfire BU-556-14.5 14.5" NATO AR-15 5.56x45mm Complete Upper Receiver with Bolt Carrier Group Assembled

Tacfire BU-556 elevates your shooting performance with the Tacfire 5 5.56x45mm complete upper Assembly. Discover precision and accuracy with this meticulously crafted upper assembly, designed for optimal functionality. The Tacfire BU-556 offers...

Tacfire PK556-LPK-10 AR-15 Pistol Build Kit 5.56x45mm 10.5" Barrel

The TacFire PK556-LPK-10 AR-15 Unassembled pistol build kit includes a black parkerized barrel with a 1/2x28 A2 style forward muzzle device; a Slim M-Lok free-float handguard; 7075-T6 billet aluminum stripped upper; 5.56 bolt carrier group; Mil-Spec...

Tacfire UA-556-16 16" NATO AR-15 5.56x45mm Complete Upper Receiver with Bolt Carrier Group Unassembled

Tacfire BU-556 elevates your shooting performance with the Tacfire 5 5.56x45mm complete upper Assembly. Discover precision and accuracy with this meticulously crafted upper assembly, designed for optimal functionality. The Tacfire BU-556 offers...

Tacfire UA-556-14.5 14.5" NATO AR-15 5.56x45mm Complete Upper Receiver with Bolt Carrier Group Unassembled

Tacfire UA-556 elevates your shooting performance with the Tacfire 5.56x45mm complete upper Assembly. Discover precision and accuracy with this meticulously crafted upper assembly, designed for optimal functionality. The Tacfire UA-556 offers exceptional...

Tacfire UA-556-10 10" NATO AR-15 5.56x45mm Complete Upper Receiver with Bolt Carrier Group Unassembled

Tacfire UA-556 elevates your shooting performance with the Tacfire 5.56x45mm complete upper Assembly. Discover precision and accuracy with this meticulously crafted upper assembly, designed for optimal functionality. The Tacfire UA-556 offers exceptional...

Tacfire UA-556-7 7" NATO AR-15 5.56x45mm Complete Upper Receiver with Bolt Carrier Group Unassembled

Tacfire UA-556 elevates your shooting performance with the Tacfire 5.56x45mm complete upper Assembly. Discover precision and accuracy with this meticulously crafted upper assembly, designed for optimal functionality. The Tacfire UA-556 offers exceptional...

Tacfire UA-556-5 5" NATO AR-15 5.56x45mm Complete Upper Receiver with Bolt Carrier Group Unassembled

Tacfire UA-556 elevates your shooting performance with the Tacfire 5.56x45mm complete upper Assembly. Discover precision and accuracy with this meticulously crafted upper assembly, designed for optimal functionality. The Tacfire UA-556 offers exceptional...

Tacfire BU-556-16 16" NATO AR-15 5.56x45mm Complete Upper Receiver with Bolt Carrier Group Assembled

Tacfire BU-556 elevates your shooting performance with the Tacfire 5 5.56x45mm complete upper Assembly. Discover precision and accuracy with this meticulously crafted upper assembly, designed for optimal functionality. The Tacfire BU-556 offers...

Tacfire BU-556-10 10.5" NATO AR-15 5.56x45mm Complete Upper Receiver with Bolt Carrier Group Assembled

Tacfire BU-556 elevates your shooting performance with the Tacfire 5 5.56x45mm complete upper Assembly. Discover precision and accuracy with this meticulously crafted upper assembly, designed for optimal functionality. The Tacfire BU-556 offers...

Tacfire BU-556-7 7.5" NATO AR-15 5.56x45mm Complete Upper Receiver with Bolt Carrier Group Assembled

Tacfire BU-556 elevates your shooting performance with the Tacfire 5 5.56x45mm complete upper Assembly. Discover precision and accuracy with this meticulously crafted upper assembly, designed for optimal functionality. The Tacfire BU-556 offers...

Tacfire BU-556-5 5" NATO AR-15 5.56x45mm Complete Upper Receiver with Bolt Carrier Group Assembled

Tacfire BU-556 elevates your shooting performance with the Tacfire 5 5.56x45mm complete upper Assembly. Discover precision and accuracy with this meticulously crafted upper assembly, designed for optimal functionality. The Tacfire BU-556 offers...

TacFire BU-308-20 .308 Win 20" Upper Receiver Build Kit with Bolt Carrier Group Assembled

TacFire BU-308 .308 Win Upper Receiver Build Kit with Bolt Carrier Group. The TacFire BU-308 build kit comes with everything you need to start to assemble your .308 Win. Whether this is your first build and you don’t know where to start, this kit...

TacFire BU-308-18 .308 Win 18" Upper Receiver Build Kit with Bolt Carrier Group Assembled

TacFire BU-308 .308 Win Upper Receiver Build Kit with Bolt Carrier Group. The TacFire BU-308 build kit comes with everything you need to start to assemble your .308 Win. Whether this is your first build and you don’t know where to start, this kit...

TacFire BU-308-16 .308 Win 16" Upper Receiver Build Kit with Bolt Carrier Group Assembled

TacFire BU-308 .308 Win Upper Receiver Build Kit with Bolt Carrier Group. The TacFire BU-308 build kit comes with everything you need to start to assemble your .308 Win. Whether this is your first build and you don’t know where to start, this kit...

TacFire UA-308-20 .308 Win 20" Upper Receiver Build Kit with Bolt Carrier Group Unassembled

TacFire UA-308 .308 Win Upper Receiver Build Kit with Bolt Carrier Group. The TacFire UA-308 build kit comes with everything you need to start to assemble your .308 Win. Whether this is your first build and you don’t know where to start, this kit...

TacFire UA-308-18 .308 Win 18" Upper Receiver Build Kit with Bolt Carrier Group Unassembled

TacFire UA-308 .308 Win Upper Receiver Build Kit with Bolt Carrier Group. The TacFire UA-308 build kit comes with everything you need to start to assemble your .308 Win. Whether this is your first build and you don’t know where to start, this kit...

TacFire UA-308-16 .308 Win 16" Upper Receiver Build Kit with Bolt Carrier Group Unassembled

TacFire UA-308 .308 Win Upper Receiver Build Kit with Bolt Carrier Group. The TacFire UA-308 build kit comes with everything you need to start to assemble your .308 Win. Whether this is your first build and you don’t know where to start, this kit...

TacFire RK308-LPK-20BN .308 Win AR-10 20" DPMS Rifle Build Kit Black Nitride

Tacfire RK308-LPK parts kit is everything you need to build your next AR308 minus a lower receiver. Built off a black nitrided barrel this build kit features a slim profile M-Lok handguard, A2 flash hider and enhanced furniture. The RK308-LPK kit comes...

TacFire RK308-LPK-18BN .308 Win AR-10 18" DPMS Rifle Build Kit Black Nitride

Tacfire RK308-LPK parts kit is everything you need to build your next AR308 minus a lower receiver. Built off a black nitrided barrel this build kit features a slim profile M-Lok handguard, A2 flash hider and enhanced furniture. The RK308-LPK kit comes...

TacFire RK308-LPK-16BN .308 Win AR-10 16" DPMS Rifle Build Kit Black Nitride

Tacfire RK308-LPK parts kit is everything you need to build your next AR308 minus a lower receiver. Built off a black nitrided barrel this build kit features a slim profile M-Lok handguard, A2 flash hider and enhanced furniture. The RK308-LPK kit comes...

TacFire BU-9MM-16 9mm AR-15 16" Upper Receiver Build Kit with Bolt Carrier Group Assembled

TacFire BU-9MM 9mm AR-15 Upper Receiver Build Kit with Bolt Carrier Group. The TacFire BU-9MM build kit comes with everything you need to start to assemble your 9mm Pistol. Whether this is your first build and you don’t know where to start, this...

TacFire BU-9MM-10 9mm AR-15 10" Upper Receiver Build Kit with Bolt Carrier Group Assembled

TacFire BU-9MM 9mm AR-15 Upper Receiver Build Kit with Bolt Carrier Group. The TacFire BU-9MM build kit comes with everything you need to start to assemble your 9mm Pistol. Whether this is your first build and you don’t know where to start, this...

TacFire BU-9MM-7 9mm AR-15 7.5" Upper Receiver Build Kit with Bolt Carrier Group Assembled

TacFire BU-9MM 9mm AR-15 Upper Receiver Build Kit with Bolt Carrier Group. The TacFire BU-9MM build kit comes with everything you need to start to assemble your 9mm Pistol. Whether this is your first build and you don’t know where to start, this...

TacFire BU-9MM-4 9mm AR-15 4.5" Upper Receiver Build Kit with Bolt Carrier Group Assembled

TacFire BU-9MM 9mm AR-15 Upper Receiver Build Kit with Bolt Carrier Group. The TacFire BU-9MM build kit comes with everything you need to start to assemble your 9mm Pistol. Whether this is your first build and you don’t know where to start, this...

TacFire UA-9MM-16 9mm AR-15 16" Upper Receiver Build Kit with Bolt Carrier Group Unassembled

TacFire UA-9MM 9mm AR-15 Upper Receiver Build Kit with Bolt Carrier Group. The TacFire UA-9MM build kit comes with everything you need to start to assemble your 9mm Pistol. Whether this is your first build and you don’t know where to start, this...

TacFire UA-9MM-10 9mm AR-15 10" Upper Receiver Build Kit with Bolt Carrier Group Unassembled

TacFire UA-9MM 9mm AR-15 Upper Receiver Build Kit with Bolt Carrier Group. The TacFire UA-9MM build kit comes with everything you need to start to assemble your 9mm Pistol. Whether this is your first build and you don’t know where to start, this...

TacFire UA-9MM-7 9mm AR-15 7.5" Upper Receiver Build Kit with Bolt Carrier Group Unassembled

TacFire UA-9MM 9mm AR-15 Upper Receiver Build Kit with Bolt Carrier Group. The TacFire UA-9MM build kit comes with everything you need to start to assemble your 9mm Pistol. Whether this is your first build and you don’t know where to start, this...

TacFire UA-9MM-4 9mm AR-15 4.5" Upper Receiver Build Kit with Bolt Carrier Group Unassembled

TacFire UA-9MM 9mm AR-15 Upper Receiver Build Kit with Bolt Carrier Group. The TacFire UA-9MM build kit comes with everything you need to start to assemble your 9mm Pistol. Whether this is your first build and you don’t know where to start, this...

Tacfire PK9MM-LPK-16 AR-15 9MM 16" Pistol Rifle Build Kit Unassembled

The TacFire PK9MM-LPK AR Pistol Build Kit is the easiest option to quickly allow you to complete that lower receiver that you have been sitting on. The PK9MM-LPK 9mm Luger kit includes many pieces such as a USA Made Barrel, 9mm bolt carrier group,...

Tacfire PK9MM-LPK-10 AR-15 9MM 10" Pistol Rifle Build Kit Unassembled

The TacFire PK9MM-LPK AR Pistol Build Kit is the easiest option to quickly allow you to complete that lower receiver that you have been sitting on. The PK9MM-LPK 9mm Luger kit includes many pieces such as a USA Made Barrel, 9mm bolt carrier group,...

Tacfire PK9MM-LPK-7 AR-15 9MM 7.5" Pistol Rifle Build Kit Unassembled

The TacFire PK9MM-LPK AR Pistol Build Kit is the easiest option to quickly allow you to complete that lower receiver that you have been sitting on. The PK9MM-LPK 9mm Luger kit includes many pieces such as a USA Made Barrel, 9mm bolt carrier group,...

Tacfire PK9MM-LPK-4 AR-15 9MM 4.5" Pistol Rifle Build Kit Unassembled

The TacFire PK9MM-LPK AR Pistol Build Kit is the easiest option to quickly allow you to complete that lower receiver that you have been sitting on. The PK9MM-LPK 9mm Luger kit includes many pieces such as a USA Made Barrel, 9mm bolt carrier group,...

Guntec USA MPS-KIT-1 AR-15 5.56 Cal Complete Micro Pistol Kit (No Lower)

Guntec USA GT-AR-P-KIT-RED AR-15 5.56 Cal Complete Ultralight Series Pistol Kit (No Lower) (Anodized Red)

Guntec USA GT-AR-P-KIT-FDE AR-15 5.56 Cal Complete Ultralight Series Pistol Kit (No Lower) (Flat Dark Earth)

Guntec USA GT-AR-P-KIT AR-15 5.56 Cal Complete Ultralight Series Pistol Kit (No Lower)

Guntec USA GT-AR-KIT-RED AR-15 5.56 Cal Complete Airlite Series Rifle Kit (No Lower) (Anodized Red)

Guntec USA GT-AR-KIT-FDE AR-15 5.56 Cal Complete Airlite Series Rifle Kit (No Lower) (Flat Dark Earth)

Guntec USA GT-AR-KIT AR-15 5.56 Cal Complete Airlite Series Rifle Kit (No Lower)

Guntec USA AR556-KIT-6 AR-15 5.56 Cal Complete Rifle Kit #6 (No Lower)

Guntec USA AR556-KIT-5 AR-15 5.56 Cal Complete Rifle Kit #5 (No Lower)

Guntec USA AR556-KIT-4 AR-15 5.56 Cal Complete Rifle Kit #4 (No Lower) (Flat Dark Earth)

Guntec USA AR556-KIT-3 AR-15 5.56 Cal Complete Rifle Kit #3 (No Lower)

Guntec USA AR556-KIT-2 AR-15 5.56 Cal Complete Rifle Kit #2 (No Lower) (Flat Dark Earth)

Guntec USA AR556-KIT-1 AR-15 5.56 Cal Complete Rifle Kit #1 (No Lower)

Guntec USA AR308-KIT-5 AR .308 Cal Complete Rifle Kit Combo #5 (No Lower) (Flat Dark Earth)

Guntec USA AR308-KIT-2 AR .308 Cal Complete Rifle Kit Combo #2 (No Lower) (Anodized Black)

Guntec USA AR308-KIT-1 AR .308 Cal Complete Rifle Kit Combo #1 (No Lower) (Anodized Black)

Guntec USA 9MM-PKIT-MDLTE AR-15 9mm Cal Complete Pistol Kit (Modlite M-LOK Hg)

Guntec USA 9MM-PKIT-4MLK-SOCOM AR-15 9mm Cal Complete Pistol Kit (4" Ultralight M-LOK Handguard)

CMMG 55BC761 Resolute 100 - Upper Group - Mk4, 5.56x45mm

Resolute 100 - Upper Group - MK4, 5.56x45mm CMMG’s RESOLUTE lineup is engineered with purpose for those who refuse to compromise on quality. Each RESOLUTE rifle comes with a 16-inch barrel and is designed for balance, accuracy and maneuverability. The...